Letter holder



FIG. 1 is a perspective view of a letter holder showing a new design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a side elevational view of FIG. 1;

FIG. 5 is a top plan view of FIG. 1; and,

FIG. 6 is a bottom plan view of FIG. 1. 

CLAIM What is claimed is the ornamental design for a letter holder, as shown and described. 